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Table 2 The reported frequencies on missing of all permanent teeth except the third molars

From: Meta-analysis and systematic review of factors biasing the observed prevalence of congenitally missing teeth in permanent dentition excluding third molars

Year Country Type Prevalence Year Country Type Prevalence Year Country Type Prevalence
1936 Switzerland SC 3.4 1974 Canada SC 7.4 2001 Kenya OP 6.3
1939 - - 2.3 1976 Sweden SC 7.4 2001 Hungary OP 15.7
1943 USA - 2.8 1977 Iceland SC 7.9 2001 Korea SC 8.0
1949 Japan St 15.9 1977 Sweden SC 7.4 2002 Norway PuDP 4.5
1951 Japan SC 5.6 1977 Japan - 8.6 2002 Iraq OP 8.9
1954 Japan SC 8.7 1979 USA SC 7.4 2002 S Arabia PeDP 3.6
1955 Japan DS 1.4 1980 Denmark SC 7.8 2003 Mexico OP 2.7
1956 Sweden SC 6.1 1980 Denmark SC 7.7 2005 Slovenia OP 11.3
1956 USA DP 3.7 1987 Hong-Kong SC 6.9 2006 Japan OP 10.1
1959 Sweden - 7.4 1988 Japan OP 9.9 2006 Jordan DP 5.5
1961 USA DP 5.2 1989 Malaysia SC 2.8 2006 Hungary OP/PeDP 14.7
1963 Norway SC 4.5 1989 Australia DP 6.4 2007 Turkey OP 7.5
1963 Austria SC 9.6 1989 Italy DP 5.2 2007 Turkey OP 2.8
1963 Japan SC 6.6 1989 USA PeDP 7.8 2008 Italy OP 9.5
1964 USA DP 5.1 1989 S Arabia DP 2.2 2008 Japan PeDP 9.8
1965 Israel SC 0.3 1989 Ireland - 11.7 2008 Brazil PeDP 4.8
1966 UK OP 4.3 1989 Czechoslovakia - 4.1 2008 Korea OP 11.2
1963 Canada DP 4.2 1990 S Arabia SC 4.0 2009 Spain OP 6.5
1966 USA - 6.5 1990 Japan PeDP 16.2 2009 Turkey DP 73.4
1967 USA SC 3.8 1990 Thailand OP 8.6 2010 Pakistan OP 9.0
1967 USA SC 4.1 1990 Australia DF 6.3 2010 India DP 0.1
1968 Australia SC 5.9 1990 Ireland OP 11.3 2010 Iran DP 9.0
1968 Denmark SC 6.1 1990 Yugoslavia-Istria OP 6.3 2010 Turkey OP 4.6
1970 USA St 3.5 1990 Yugoslavia-Slavonia OP 2.3 2010 Spain PHS 7.3
1970 USA St 3.6 1991 Italy DF 3.6 2010 Iran OP 9.1
1971 Finland SC 8.0 1992 Japan OP 10.9 2010 S Arabia OP 7.0
1971 - - 5.5 1992 - OP 5.3 2010 Turkey DP 1.5
1971 Sweden SC 6.3 1993 Norway SC 6.5 2011 Korea OP 11.3
1972 Japan SC 9.2 1994 Germany OP 8.1 2011 Korea DP 5.7
1972 Japan OP 11.0 1995 Japan PeDP 2.8 2011 India DP 4.5
1973 Israel - 4.6 1996 Mexico OP 6.3 2011 Germany OP 13.1
1973 Denmark - 8.2 1997 Iceland SC 4.3 2012 Iran OP 9.0
1973 Norway SC 10.1 1997 Estonia SC 14.0 2012 India SC 0.3
1973 Sweden SC 6.1 1998 China - 7.3 2012 Turkey PeDP 6.2
1974 UK SC 4.4 1999 S Arabia DP 4.2 2012 Portugal DP 6.1
1974 Switzerland SC 7.7 1999 Brazil OP 6.3 2012 S Arabia DP 4.7
1974 Norway SC 6.8 1999 Japan OP 9.4 2012 Iran OP/DP 10.9
  1. DS, dental student; OP, orthodontic patients; SC, schoolchildren; PuDP, public dental patients; PeDP, pediatric dental patients; DF, defense force recruits; PHS, attendees to the primary health services; DP, dental patients other than orthodontic patients.